Knowledge base for software setup, errors, and daily tool work.

Windows 11 Update Stuck at 0%: Manual Download Fix

You click 'Check for updates' in Windows 11, and it hangs at 0% for minutes or hours. Res...

Cloudflare 521 Error: Fixing WordPress Connection Issues

If your WordPress site shows a Cloudflare 521 error, it means Cloudflare cannot connect to your o...

Fix 'package.json Not Found' After Cloning a Repository

Symptom

You clone a repository from GitHub (or another remote), change into the directory...

Fix Nginx 'upstream connection refused' When Talking to PHP-FPM

You're seeing upstream connection refused in your Nginx error log, and your site...

Fix VSCode Git Authentication Failed on Windows

If you see "Authentication failed" when pushing or pulling in Visual Studio Code on Windo...

How to Resolve Python pip Dependency Conflicts

You run pip install and see a wall of text about DependencyConflict or ...